Moland House - Credit: Wikimedia Commons
Moland House (also known as Washington's Headquarters Farm) is an old stone farmhouse built around 1750, by John Moland (b. 1700 London, England d. 1761), a Philadelphia and Bucks County lawyer. Although physically located in Hartsville, Warwick Township, Bucks County, Pennsylvania, its mailing address is in Warminster Township, Pennsylvania. Read more on Wikipedia
Source: en.wikipedia.org